The Spectrum Industries 55321IBBW vLT30 Laptop Cart is capable to accommodate and charge 30 full-size laptops with combined security to provide a resourceful laptop cart for the classroom environment. It comes with double-bolt keyed locking doors, padded shelves, coated dividers, ventilated doors and panels, two standard handles and a scratch resistant work surface. When it comes in mobility, this cart uses four 5" locking balloon wheels that roll easily and quietly on uneven surfaces. It is also available in 8” caster version for mobility over rough surfaces. The power is supplied to every bay, but electrical outlets are stored out of sight and out of reach for day-to-day operation. Its electrical system is consists of UL listed components. This cart is warranted to be free of all defects in materials and workmanship for 10 years and available in indigo organix/black (IB) color.